With a golden tint over the name text and a rainbow foil holo shine, this promo is unique and one of the coolest compared to the others despite being a straight reprint (artwork included) of the same card from Ursula's Return
(When it dies, if it had no -1/-1 counters on it, return it to the battlefield under its owners control with a -1/-1 counter on it.) Illustrated by Ron Brown Standard Not Legal Alchemy Not Legal Pioneer Not Legal Historic Not Legal Modern Legal Brawl Not Legal Legacy Legal Comp
Its also an Instant, giving it the leg up on Fauna Shaman or Sylvan Tutor
Arabella, Abandoned Doll A surprising uncommon from Duskmourn: House of Horror (DSK) is Arabella, Abandoned Doll
One important thing to note is that Deadpools text theft persists even after he leaves play
I wouldn't sacrifice power level to make it work, as you are just diluting your cube at that point